*{margin:0;padding:0;box-sizing:border-box}
:root{
  --brand:#0a6cff;--brand2:#00d1ff;--accent:#ff5b2e;--ink:#0c1b33;--muted:#5a6b85;
  --line:#e3eaf5;--bg:#f5f9ff;--card:#ffffff;--grad:linear-gradient(120deg,#0a6cff,#00d1ff);
  --shadow:0 10px 30px rgba(10,60,160,.10);
}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,sans-serif;color:var(--ink);background:#fff;line-height:1.7;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height:auto}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}
section{padding:76px 0}
h1,h2,h3,h4{line-height:1.3;font-weight:800;letter-spacing:.2px}
.eyebrow{display:inline-block;font-size:13px;font-weight:700;color:var(--brand);background:rgba(10,108,255,.08);padding:6px 14px;border-radius:999px;letter-spacing:1px;margin-bottom:16px}
.sec-head{text-align:center;max-width:820px;margin:0 auto 48px}
.sec-head h2{font-size:34px;margin-bottom:14px}
.sec-head p{color:var(--muted);font-size:16px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 28px;border-radius:12px;font-weight:700;font-size:15px;border:none;cursor:pointer;transition:transform .25s,box-shadow .25s,background .25s}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 22px rgba(10,108,255,.35)}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 14px 32px rgba(10,108,255,.45)}
.btn-ghost{background:#fff;color:var(--brand);border:1.5px solid var(--brand)}
.btn-ghost:hover{background:rgba(10,108,255,.06);transform:translateY(-3px)}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 8px 22px rgba(255,91,46,.35)}
.btn-accent:hover{transform:translateY(-3px);box-shadow:0 14px 32px rgba(255,91,46,.45)}

/* NAV */
header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.92);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:68px;max-width:1200px;margin:0 auto;padding:0 24px}
.brand{display:flex;align-items:center;gap:10px;font-weight:900;font-size:19px}
.brand img{width:38px;height:38px;object-fit:contain;border-radius:8px}
.brand span{background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.nav-links{display:flex;align-items:center;gap:0;list-style:none;flex-wrap:wrap}
.nav-links li a{display:block;padding:10px 11px;font-size:14.5px;font-weight:600;color:#26364f;border-radius:8px;transition:color .2s,background .2s;white-space:nowrap}
.nav-links li a:hover{color:var(--brand);background:rgba(10,108,255,.07)}
.nav-cta{display:flex;align-items:center;gap:10px}
.nav-cta .btn{padding:9px 18px;font-size:14px}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px}
.burger span{width:24px;height:2.5px;background:var(--ink);border-radius:2px;transition:.3s}
.mobile-panel{display:none;position:fixed;top:68px;left:0;right:0;bottom:0;background:#fff;padding:16px 24px 40px;overflow-y:auto;z-index:99}
.mobile-panel.open{display:block}
.mobile-panel a{display:block;padding:14px 6px;font-size:16px;font-weight:600;border-bottom:1px solid var(--line)}
.mobile-panel .btn{margin-top:18px;width:100%}

/* HERO */
.hero{position:relative;overflow:hidden;background:radial-gradient(1200px 600px at 80% -10%,rgba(0,209,255,.22),transparent 60%),radial-gradient(900px 500px at 0% 110%,rgba(10,108,255,.18),transparent 60%),linear-gradient(160deg,#f0f7ff,#e8f4ff 60%,#f6fbff);color:#0c1b33}
.hero .wrap{position:relative;z-index:2;padding-top:70px;padding-bottom:80px}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.hero h1{font-size:44px;line-height:1.22;margin:18px 0 20px}
.hero h1 em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero p.lead{font-size:17px;color:#3a4a63;max-width:560px;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px}
.hero-tags{display:flex;flex-wrap:wrap;gap:9px}
.hero-tags span{font-size:13px;font-weight:600;color:#0a4a9e;background:rgba(10,108,255,.09);padding:6px 13px;border-radius:999px;border:1px solid rgba(10,108,255,.15)}
.hero-panel{display:flex;flex-direction:column;gap:16px}
.metric-card{background:#fff;border-radius:18px;padding:22px;box-shadow:var(--shadow);border:1px solid rgba(10,108,255,.08);transition:transform .3s}
.metric-card:hover{transform:translateY(-4px)}
.metric-card .num{font-size:34px;font-weight:900;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.metric-card .lbl{font-size:14px;color:var(--muted);font-weight:600}
.hero-mini{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.orb{position:absolute;border-radius:50%;filter:blur(8px);opacity:.5;animation:float 9s ease-in-out infinite}
.orb1{width:200px;height:200px;background:rgba(0,209,255,.45);top:8%;right:6%}
.orb2{width:140px;height:140px;background:rgba(10,108,255,.35);bottom:10%;left:4%;animation-delay:2s}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-22px)}}

/* STATS BAND */
.stats-band{background:linear-gradient(120deg,#0a6cff,#0090ff 55%,#00d1ff);color:#fff}
.stats-band .wrap{padding:48px 24px}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.stats .n{font-size:38px;font-weight:900}
.stats .t{font-size:14.5px;opacity:.9;font-weight:500}

/* CARDS */
.grid{display:grid;gap:24px}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:28px;transition:transform .3s,box-shadow .3s,border-color .3s}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:rgba(10,108,255,.25)}
.card h3{font-size:19px;margin-bottom:10px}
.card p{color:var(--muted);font-size:14.5px}
.icon-badge{width:50px;height:50px;border-radius:14px;background:rgba(10,108,255,.1);display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.icon-badge svg{width:26px;height:26px;stroke:var(--brand);fill:none;stroke-width:2}
.svc-tag{display:inline-block;font-size:12px;font-weight:700;color:#0a4a9e;background:rgba(10,108,255,.08);padding:3px 10px;border-radius:6px;margin-top:12px}

/* ABOUT */
.about{background:var(--bg)}
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
.about-list{list-style:none;display:flex;flex-direction:column;gap:14px;margin-top:22px}
.about-list li{display:flex;gap:12px;align-items:flex-start;font-size:15px}
.about-list li .dot{flex:none;width:24px;height:24px;border-radius:50%;background:var(--grad);color:#fff;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:800;margin-top:3px}
.about-visual{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.about-visual img{border-radius:16px;box-shadow:var(--shadow);width:100%;object-fit:cover;aspect-ratio:16/10;transition:transform .35s}
.about-visual img:hover{transform:scale(1.03)}

/* FLOW */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:step}
.step{position:relative;background:#fff;border:1px solid var(--line);border-radius:18px;padding:28px 22px;transition:transform .3s,box-shadow .3s}
.step:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.step .idx{font-size:40px;font-weight:900;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;line-height:1}
.step h3{font-size:17px;margin:12px 0 8px}
.step p{font-size:14px;color:var(--muted)}

/* TABLE */
.table-wrap{overflow-x:auto;border-radius:16px;border:1px solid var(--line);box-shadow:var(--shadow)}
table{width:100%;border-collapse:collapse;background:#fff;min-width:680px}
th,td{padding:15px 18px;text-align:left;font-size:14.5px;border-bottom:1px solid var(--line)}
thead th{background:linear-gradient(120deg,#0a6cff,#00b6ff);color:#fff;font-weight:700;font-size:14.5px}
tbody tr:hover{background:#f6faff}
td.good{color:#0a6cff;font-weight:700}
.stars{color:#ff9f1c;letter-spacing:2px}

/* RATING */
.rating-box{display:grid;grid-template-columns:.9fr 1.1fr;gap:28px;align-items:center;background:linear-gradient(135deg,#f0f7ff,#e9f6ff);border:1px solid rgba(10,108,255,.15);border-radius:22px;padding:40px;margin-bottom:34px}
.rating-score{text-align:center}
.rating-score .big{font-size:72px;font-weight:900;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;line-height:1}
.rating-score .out{color:var(--muted);font-size:15px;font-weight:600}
.rating-score .stars{font-size:24px;margin-top:8px}
.rating-desc h3{font-size:22px;margin-bottom:12px}
.rating-desc p{color:#3a4a63;font-size:15px}

/* PILLS/TAGS */
.tags-cloud{display:flex;flex-wrap:wrap;gap:10px}
.tags-cloud span{padding:8px 16px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:13.5px;font-weight:600;color:#2a3c58;transition:.25s}
.tags-cloud span:hover{background:var(--grad);color:#fff;border-color:transparent;transform:translateY(-2px)}

/* TOKEN */
.token{background:linear-gradient(160deg,#0c1b33,#0f2c52);color:#fff}
.token .sec-head h2{color:#fff}
.token .sec-head p{color:#a9c2e0}
.token .card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);color:#fff}
.token .card:hover{background:rgba(255,255,255,.1)}
.token .card p{color:#bcd2ec}
.token .price{font-size:30px;font-weight:900;color:#4fe0ff;margin-top:6px}
.token .price small{font-size:14px;color:#9fb8d6;font-weight:500}

/* REVIEWS */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.review{background:#fff;border:1px solid var(--line);border-radius:18px;padding:26px;transition:transform .3s,box-shadow .3s}
.review:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.review .stars{font-size:15px;margin-bottom:12px}
.review p{font-size:14.5px;color:#3a4a63;margin-bottom:18px}
.review .who{display:flex;align-items:center;gap:12px}
.avatar{width:44px;height:44px;border-radius:50%;background:var(--grad);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:16px}
.who .name{font-weight:700;font-size:14.5px}
.who .role{font-size:12.5px;color:var(--muted)}

/* CASE */
.case{position:relative;border-radius:20px;overflow:hidden;box-shadow:var(--shadow);transition:transform .35s}
.case:hover{transform:translateY(-6px)}
.case img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/10;transition:transform .5s}
.case:hover img{transform:scale(1.05)}
.case .cap{position:absolute;left:0;right:0;bottom:0;padding:22px;background:linear-gradient(transparent,rgba(6,20,40,.85));color:#fff}
.case .cap h3{font-size:18px;margin-bottom:4px}
.case .cap p{font-size:13px;opacity:.85}

/* ARTICLES */
.article-list{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.article{display:block;background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px;transition:transform .3s,box-shadow .3s;position:relative;overflow:hidden}
.article:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.article .cat{font-size:12px;font-weight:700;color:var(--brand);background:rgba(10,108,255,.08);padding:4px 10px;border-radius:6px}
.article h3{font-size:17px;margin:12px 0 8px}
.article p{font-size:14px;color:var(--muted)}
.article .more{display:inline-block;margin-top:14px;color:var(--brand);font-weight:700;font-size:14px}

/* FORM */
.contact{background:var(--bg)}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.form-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:34px;box-shadow:var(--shadow)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:18px}
.field label{display:block;font-size:14px;font-weight:700;margin-bottom:7px}
.field input,.field select,.field textarea{width:100%;padding:12px 14px;border:1.5px solid var(--line);border-radius:10px;font-size:14.5px;font-family:inherit;background:#f9fbff;transition:border-color .2s,box-shadow .2s}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(10,108,255,.12);background:#fff}
.field textarea{resize:vertical;min-height:110px}
.form-card .btn{width:100%;margin-top:6px}
.contact-info{display:flex;flex-direction:column;gap:18px}
.info-item{display:flex;gap:16px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px;transition:transform .3s,box-shadow .3s}
.info-item:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.info-item .ic{flex:none;width:46px;height:46px;border-radius:12px;background:rgba(10,108,255,.1);display:flex;align-items:center;justify-content:center}
.info-item .ic svg{width:24px;height:24px;stroke:var(--brand);fill:none;stroke-width:2}
.info-item h4{font-size:15px;margin-bottom:3px}
.info-item p{font-size:14px;color:var(--muted);word-break:break-all}
.qr{display:flex;gap:18px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px}
.qr img{width:110px;height:110px;object-fit:cover;border-radius:12px;border:1px solid var(--line)}

/* FAQ */
.faq{max-width:900px;margin:0 auto}
.faq-item{border:1px solid var(--line);border-radius:14px;margin-bottom:14px;background:#fff;overflow:hidden;transition:box-shadow .3s,border-color .3s}
.faq-item.active{border-color:rgba(10,108,255,.35);box-shadow:var(--shadow)}
.faq-q{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:20px 22px;cursor:pointer;font-weight:700;font-size:16px;list-style:none}
.faq-q .plus{flex:none;width:26px;height:26px;border-radius:50%;background:rgba(10,108,255,.1);color:var(--brand);display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:800;transition:transform .3s,background .3s}
.faq-item.active .faq-q .plus{transform:rotate(45deg);background:var(--brand);color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s ease;padding:0 22px}
.faq-a p{padding-bottom:20px;color:var(--muted);font-size:14.5px}
.faq-item.active .faq-a{max-height:320px}

/* TIMELINE */
.timeline{position:relative;padding-left:34px}
.timeline::before{content:"";position:absolute;left:9px;top:6px;bottom:6px;width:2px;background:linear-gradient(var(--brand),var(--brand2))}
.tl-item{position:relative;margin-bottom:26px}
.tl-item::before{content:"";position:absolute;left:-31px;top:5px;width:14px;height:14px;border-radius:50%;background:#fff;border:3px solid var(--brand)}
.tl-item h4{font-size:16px;margin-bottom:4px}
.tl-item p{font-size:14px;color:var(--muted)}

/* SERVICE NETWORK */
.network{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.net-item{text-align:center;background:#fff;border:1px solid var(--line);border-radius:14px;padding:24px 16px;transition:.3s}
.net-item:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.net-item .city{font-weight:800;font-size:16px;margin-bottom:4px}
.net-item .desc{font-size:13px;color:var(--muted)}

/* CTA BAND */
.cta-band{background:var(--grad);color:#fff;text-align:center;padding:64px 0}
.cta-band h2{font-size:32px;margin-bottom:14px}
.cta-band p{opacity:.94;margin-bottom:26px;font-size:16px}
.cta-band .btn-ghost{background:#fff;color:var(--brand);border-color:#fff}
.cta-band .btn-ghost:hover{background:rgba(255,255,255,.85)}

/* FOOTER */
footer{background:#0b1a30;color:#b8c9e0;padding:60px 0 30px;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:36px;margin-bottom:40px}
footer h4{color:#fff;font-size:16px;margin-bottom:16px}
footer p{color:#92a8c6;line-height:1.9}
.footer-links{list-style:none;display:flex;flex-direction:column;gap:10px}
.footer-links a{color:#92a8c6;transition:color .2s}
.footer-links a:hover{color:#4fe0ff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:24px;text-align:center;color:#7f97b8;font-size:13px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;font-weight:900;font-size:18px;color:#fff}
.footer-brand img{width:38px;height:38px;border-radius:8px;object-fit:contain}

/* FLOAT */
.float-btns{position:fixed;right:20px;bottom:24px;display:flex;flex-direction:column;gap:12px;z-index:90}
.float-btn{width:52px;height:52px;border-radius:50%;background:var(--grad);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 22px rgba(10,108,255,.4);cursor:pointer;transition:transform .25s;border:none}
.float-btn:hover{transform:scale(1.1)}
.float-btn svg{width:26px;height:26px;stroke:#fff;fill:none;stroke-width:2}
.float-btn.top{background:#26364f;box-shadow:0 8px 22px rgba(0,0,0,.25)}
.kefu-pop{position:fixed;right:84px;bottom:90px;background:#fff;padding:14px;border-radius:16px;box-shadow:0 16px 40px rgba(0,0,0,.18);display:none;z-index:95;text-align:center;border:1px solid var(--line)}
.kefu-pop.show{display:block}
.kefu-pop img{width:150px;height:150px;object-fit:cover;border-radius:10px;margin-bottom:8px}
.kefu-pop p{font-size:13px;color:var(--muted);font-weight:600}

/* reveal */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:translateY(0)}

/* responsive */
@media(max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero h1{font-size:38px}
  .g3,.review-grid,.article-list{grid-template-columns:repeat(2,1fr)}
  .g4,.network,.flow{grid-template-columns:repeat(2,1fr)}
  .stats{grid-template-columns:repeat(2,1fr);gap:20px}
  .about-grid,.contact-grid,.rating-box{grid-template-columns:1fr}
  .nav-links{display:none}
  .burger{display:flex}
  .nav-cta .btn-ghost{display:none}
}
@media(max-width:640px){
  section{padding:52px 0}
  .hero .wrap{padding-top:44px;padding-bottom:52px}
  .hero h1{font-size:29px}
  .hero p.lead{font-size:15.5px}
  .sec-head h2{font-size:25px}
  .g3,.g2,.g4,.review-grid,.article-list,.network,.flow,.hero-mini,.form-row,.about-visual{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr}
  .stats .n{font-size:30px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .rating-box{padding:26px}
  .rating-score .big{font-size:56px}
  .brand span{font-size:16px}
  .qr{flex-direction:column;text-align:center}
  .wrap{padding:0 18px}
  .nav{padding:0 18px}
}
@media(max-width:480px){
  .footer-grid{grid-template-columns:1fr}
}